9.
the diagram shows a uniform horizontal platform suspended by two ropes
the platform has a mass of 70 kg. a 25 kg bucket of water sits at point p.
what are the tensions in the two ropes?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

Avoltaic cell converts chemical energy to

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?